Please help! - punnet squares and shouldn’t be hard! thank you

What is the genotype for the following phenoytpe: a male fruit fly that is heterozygous for eye color and homozygous dominant for wing size. a eeww b eeww c eeww d wewe

In which case would a scientist choose to use a dissecting microscope rather than a compound microscope

What is used to keep track of the gamates and possible offsprings combination